linux-kernel - Re: [PATCH 1/5] clk: qcom: Add EBI2 clocks for IPQ806x

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Date:	Mon, 19 Jan 2015 16:02:10 +0530
From:	Archit Taneja <architt@...eaurora.org>
To:	Stephen Boyd <sboyd@...eaurora.org>, linux-mtd@...ts.infradead.org,
	linux-arm-msm@...r.kernel.org
CC:	galak@...eaurora.org, linux-kernel@...r.kernel.org,
	agross@...eaurora.org
Subject: Re: [PATCH 1/5] clk: qcom: Add EBI2 clocks for IPQ806x

Hi,

On 01/17/2015 03:26 AM, Stephen Boyd wrote:
> On 01/16/2015 06:48 AM, Archit Taneja wrote:
>> The NAND controller within EBI2 requires EBI2_CLK and EBI2_ALWAYS_ON_CLK clocks.
>> Create structs for these clocks so that they can be used by the NAND controller
>> driver. Add an entry for EBI2_AON_CLK in the gcc-ipq806x DT binding document.
>>
>> Cc: Stephen Boyd <sboyd@...eaurora.org>
>> Signed-off-by: Archit Taneja <architt@...eaurora.org>
>
> Looks ok. I couldn't find this used in the downstream sources though.
> Can you point me to it? I'm mostly worried that this is a shared
> resource that never should be turned off, so exposing it to drivers may
> not be the right idea.

I'll share the sources.

>
>> +static struct clk_branch ebi2_aon_clk = {
>> +	.hwcg_reg = 0x3b00,
>> +	.hwcg_bit = 6,
>> +	.halt_reg = 0x2fcc,
>> +	.halt_bit = 0,
>> +	.clkr = {
>> +		.enable_reg = 0x3b00,
>> +		.enable_mask = BIT(8),
>> +		.hw.init = &(struct clk_init_data){
>> +			.name = "ebi2_always_on_clk",
>>
>
> Can this be ebi2_aon_clk to match the macro?
>

I'll fix this.

Thanks,
Archit

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